A61M 2039/244
Hinged closure member
Official title: {Hinged closure member, e.g. flap valve}
A61M2039/244 (Hinged closure member) appears on 89 US grants and 123 published applications in this corpus.
Search patents in A61M- Granted patents
- 89
- Published applications
- 123
- Assignees
- 62
- Inventors
- 215
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 5 | 7 |
| 2004 | 4 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 7 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 5 |
| 2010 | 1 | 3 |
| 2011 | 1 | 0 |
| 2012 | 4 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 4 |
| 2015 | 1 | 3 |
| 2016 | 4 | 5 |
| 2017 | 5 | 12 |
| 2018 | 7 | 5 |
| 2019 | 4 | 8 |
| 2020 | 7 | 7 |
| 2021 | 2 | 14 |
| 2022 | 10 | 13 |
| 2023 | 9 | 7 |
| 2024 | 12 | 4 |
| 2025 | 5 | 6 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Injection syringe26 May 2026US 12,636,443 B2Ah2I Medical Group
- Medical device assemblies including a valved drainage member20 Jan 2026US 12,527,681 B2Hollister Incorporated
- Huff cough simulation device20 Jan 2026US 12,527,930 B2Trudell Medical International
- Ventriculoamniotic shunt for fetal aqueductal stenosis23 Dec 2025US 12,502,513 B2University of Pittsburgh—Of the Commonwealth System of Higher Education
- Closed male luer device for use with needleless access devices18 Nov 2025US 12,472,340 B2CareFusion 303, Inc.
- Catheter with inflatable expansion tube structure8 Oct 2026US 2026/0306793 A1
- System and method for wearable airflow modulation and respiratory regulation6 Aug 2026US 2026/0224840 A1
- Hemostasis valve16 Jul 2026US 2026/0198941 A1Imperative Care, Inc.
- Mechanical aspiration syringe and associated fluid flow control devices28 May 2026US 2026/0144556 A1Innova Vascular, Inc.
- Catheter Valve, Catheter and Assembly Method16 Apr 2026US 2026/0102600 A1
Most cited
By later US patents
- Infusion device having improved valving apparatus188US 4,666,429 AIntelligent Medicine, Inc. · 1987
- One-way valve98US 5,660,205 A1997
- Aspiration system with accelerated response97US 11,259,821 B2Imperative Care, Inc. · 2022
- Catheter system for treating thromboembolic disease70US 11,457,936 B2Imperative Care, Inc. · 2022
- Split dilator aspiration system69US 11,439,799 B2Imperative Care, Inc. · 2022